Elsevier is among leading multiple-media publishers of scientific, technical and health information products and services. Elsevier publishes more than 20,000 products and services, including journals, books, electronic products, services, databases and portals. Its products serve the global scientific, technical and medical communities. The company has more than 7,000 employs in nearly 75 locations throughout the world. Elsevier is part of the Reed Elsevier Group, a leading international publisher and information provider. Elsevier operates many locations, including San Diego.